VULNERABILITY INTELLIGENCE

CVE-2025-1012

CVSS score7.5 HIGH
EPSS probability0.45%
CISA KEVNot currently listed
Published2025-02-04
Last modified2026-10-05
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A race during concurrent delazification could have led to a use-after-free. This vulnerability was fixed in Firefox 135, Firefox ESR 115.20, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135.

Weakness classification

  • CWE-416: Use After Free

Primary references